Data library
8.7 Formats
3WL/3VL circuit breakers with communication capability - PROFIBUS
276 System Manual, 03/2011, A5E01051353-02
Table 8- 82 Format (406) "Control trip unit"
Byte Value Meaning
0/1 0x0002 Delete last trip signal in trip unit
0/1 0x0022 Reset counter and statistical information of the trip unit
The table below shows the format (410) "Ground fault detection" with which the ground fault
detection method is set.
Table 8- 83 Format (410) "Ground fault detection"
Byte Value Meaning
0 0 Detecting the current against ground via an external transformer
0 1 Calculation of the current against ground using vectorial summation
0 2 Detecting the current against ground using vectorial summation (alarm)
and an external transformer (tripping)
The table below shows format (411) "N transformer" that indicates whether an N transformer
is connected.
Table 8- 84 Format (411) "N transformer"
Byte Value Meaning
0 0 No transformer in the N-conductor
0 1 Transformer in the N-conductor
The table below shows the format (412) "'Trip unit type" that indicates which trip unit is used
and how it is equipped.
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